Ardent Tool of Capitalism

The go-to place for all PS/2 and Micro Channel addicts. MAD Edition!
Reference
Material		 Software
& Drivers		 IBM
Systems		 Non-IBM
Systems		 MCA
Adapters		 Parts &
Technology		 Setup &
Config

NEC SCSI PS CD-PS001A

@508?.ADF? (needs confirmation)

NEC SCSI PS CD-PS001A

J1 50-pin header
JP1 Unk Unpopulated
JP2 Unk, unpopulated
JP3 Bottom two pads shunted.
P1 DB25 port
 P2 solder pads for 50 positions
RN1-3 Resistor Networks
U11 AMD DP8303N
U18 Chips P82C612
U20 BIOS

No oscillator, clock might be generated by Chips P82C612...
J1 outline hints at a previous configuration of a right angle socket with retentive catches.
P1 has the solder pads for 50 positions, while P1 is a DB25. Maybe there was a different external port?

Content created and/or collected by:
Louis Ohland, Peter Wendt, David Beem, William Walsh, Tatsuo Sunagawa, Jim Shorney, Tim Clarke, Kevin Bowling, Tomáš Slavotínek, and many others.

Ardent Tool of Capitalism - MAD Edition! is maintained by Tomáš Slavotínek.
Last update: 28 May 2023 - Changelog | Legal Info & Contact